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如何鉴别乌龟的性别
更新时间: 2020-10-13 00:00:00  

尾部,包含尾巴跟泄殖孔两部份,而尾巴的大小与泄殖孔的位置也牵涉到乌龟性别分辨的特征,公龟因交配的需要,因此尾巴会比较长,而且泄殖孔会距离肛门比较远。母龟刚刚相反。腹甲,腹甲的形状也关系着乌龟性别的重要特征,因交配的需要,乌龟交配时是采用雄上雌下的姿势,为了避免交配时由雌龟壳上没落,所以雄龟的腹甲略为凹陷,正好可以卡住雌龟突起的背壳,但是雌龟就不需要这种构造,因此腹甲是平的.雄性乌龟的腹甲在成长的过程中会慢慢的向内,只要把乌龟翻过身来,用手指触摸腹甲的幅度,就能很快分辨出雌雄了。体貌,雄龟个体较小,龟壳黑色,躯干部长而薄,尾长柄细,具有特殊臭味,雌龟个体较大,龟壳棕黄色,纵棱显著,躯干部短而厚,尾短柄粗,没有特殊臭味。

关键词: 如何 鉴别 乌龟 性别

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